package com.mystudyspring.studySpringBoot.core;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;

import java.lang.reflect.Method;

/**
 * RedisConfig 配置类
 *
 * @author lix
 * @create 2018-04-04 10:50
 */
@Configuration
@EnableCaching
public class RedisConfig extends CachingConfigurerSupport {

    @Override
    public KeyGenerator keyGenerator() {
        return (target, method, objects) -> {
            StringBuilder stringBuilder = new StringBuilder();
            stringBuilder.append(target.getClass().getName());
            stringBuilder.append(method.getName());
            for (Object obj : objects) {
                stringBuilder.append(obj.toString());
            }
            return stringBuilder.toString();
        };
//        return new KeyGenerator() {
//            @Override
//            public Object generate(Object target, Method method, Object... objects) {
//                StringBuilder stringBuilder = new StringBuilder();
//                stringBuilder.append(target.getClass().getName());
//                stringBuilder.append(method.getName());
//                for (Object obj : objects) {
//                    stringBuilder.append(obj.toString());
//                }
//                return stringBuilder.toString();
//            }
//        };
    }

//    @SuppressWarnings("rawtypes")
//    @Bean
//    public CacheManager cacheManager(RedisTemplate redisTemplate) {
//
//        RedisCacheManager rcm = new RedisCacheManager(redisTemplate);
//        //设置缓存过期时间
//        //rcm.setDefaultExpiration(60);//秒
//        return rcm;
//    }

//    @Bean
//    public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
//        StringRedisTemplate template = new StringRedisTemplate(factory);
//        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
//        ObjectMapper om = new ObjectMapper();
//        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
//        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//        jackson2JsonRedisSerializer.setObjectMapper(om);
//        template.setValueSerializer(jackson2JsonRedisSerializer);
//        template.afterPropertiesSet();
//        return template;
//    }
}
